64740550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1697}}^1$

素因数の和:1825

約数の個数: 48

約数和(自身を含む): 138964320

約数和(自身を除く): 74223770

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 175, 218, 350, 545, 763, 1090, 1526, 1697, 2725, 3394, 3815, 5450, 7630, 8485, 11879, 16970, 19075, 23758, 38150, 42425, 59395, 84850, 118790, 184973, 296975, 369946, 593950, 924865, 1294811, 1849730, 2589622, 4624325, 6474055, 9248650, 12948110, 32370275, 64740550]

約数ペア:

[(1, 64740550), (2, 32370275), (5, 12948110), (7, 9248650), (10, 6474055), (14, 4624325), (25, 2589622), (35, 1849730), (50, 1294811), (70, 924865), (109, 593950), (175, 369946), (218, 296975), (350, 184973), (545, 118790), (763, 84850), (1090, 59395), (1526, 42425), (1697, 38150), (2725, 23758), (3394, 19075), (3815, 16970), (5450, 11879), (7630, 8485)]